3 county-level rules, plus city-specific rules for 1 city in District of Columbia, District of Columbia.
Verified from official government sources
Political signs on DC private property are protected speech under the First Amendment and are largely unregulated in size or number on residential lots per DCMR Title 13. Signs in public space (tree boxes, lampposts, bus shelters) are governed by DCMR 24-108 and generally must be removed within 30 days after an election. Federal election signs follow similar rules.
DC restricts garage and yard sale signs in the public right-of-way. Signs may be posted on private property without a permit, but attaching signs to lampposts, traffic signs, trees, or tree boxes violates DCMR 24-108 and the District's Tree Preservation rules. Signs must be removed within 24 hours of the sale ending.
DC places minimal restrictions on residential holiday decorations. No permit is required for typical lights, inflatables, or seasonal displays on private property. Displays must not obstruct public sidewalks, block sightlines at intersections, or violate the noise ordinance. Historic districts may restrict permanent fixtures but not seasonal displays.
1 cities in District of Columbia have their own sign regulations rules. Each link goes to that city's dedicated page with code citations.
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